The cheapest times to fly from LIS to SDF are

  • October 29th to December 9th
  • December 24th to April 29th (except the weeks of April 2nd and April 16th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LIS to SDF is early to mid January. Prices can be as high as $1314 for Saturday flights during late July, or as low as $723 for Wednesday flights around early to mid January.


When to Fly to Louisville

Flying from Lisbon (LIS) to Louisville, KY (SDF) will usually cost between $723 to $1314 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid January with an average ticket price of $737. Due to high demand the most expensive time to fly is late July, with an average price of $1272. Planning your trip to low-cost times can easily save you $535 on economy flights and even more on first-class flights. Generally, any price below $916 can be considered a good price for a round-trip LIS to SDF flight.

See below for a graph of average weekly prices for the LIS to SDF route. All prices are for round-trip tickets in USD.

LIS to SDF Flight Prices

Compared to other flights, the LIS to SDF flight is priced close to the average and costs slightly more than the average flight leaving from Lisbon. The average price per mile (for a direct flight) is $0.14, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to SDF, and Tuesday the cheapest day to fly back into LIS. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $107 (8%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $889. Return trip prices are from the SDF to LIS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LIS to SDF can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 12 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from LIS to SDF while comparing.

Destination alternative #1: James M Cox/Dayton International Airport (DAY) in Dayton, OH

  • 145 miles (233 km) away from SDF
  • Usually 6.88% less expensive than SDF
  • 1-layover flights available

See LIS to DAY flights

Destination alternative #2: Blue Grass Airport (LEX) in Lexington, KY

  • 62 miles (100 km) away from SDF
  • Usually 4.48% less expensive than SDF
  • 1-layover flights available

See LIS to LEX flights


Flight Hacking LIS to SDF

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from LIS to SDF — but Champion Traveler does!

Hack #1: New York, NY (LIS > LGA > SDF)

  • Price for both tickets: $667
  • Average savings: $250 (27.24%)

See LIS to JFK flights

Hack #2: New York, NY (LIS > JFK > SDF)

  • Price for both tickets: $684
  • Average savings: $232 (25.33%)

See LIS to LGA flights

Hack #3: Toronto (LIS > YYZ > SDF)

  • Price for both tickets: $699
  • Average savings: $217 (23.69%)

See LIS to YYZ flights


Flight Questions Answered

Still have questions about flying from LIS to SDF? We’ve got answers.

Which airlines fly this route?

You can find 24 major airlines flying this route most often: Aer Lingus, Air Canada, Air France, AIRDIALOG, Alitalia, Allegiant, American, Austrian, British Airways, Brussels Airlines, Delta, Finnair, Frontier, Iberia, KLM, Lufthansa, Norwegian Air UK, SAS, SWISS, Tap Air Portugal, Turkish Airlines, United, WestJet, Wizz Air, and potentially more during busy seasons.

How far away is it from Louisville International-Standiford Field Airport to Lisboa Airport?

The distance between the two airports is roughly 4010 miles or 6453 kilometers.

How long does it take to fly from LIS to SDF?

The real-world flight time for a nonstop LIS to SDF flight is about 8 hour 12 minutes.

How many flights go between Lisbon and Louisville, KY?

It depends on the day of the week and the date, but a typical day might have around 15 available flights from LIS to SDF.


Airport Location Info


Departing Airport

Origination codeLIS
Origination airport nameLisboa Airport

Return Airport

Destination codeSDF
Destination airport nameLouisville International-Standiford Field Airport
CityLouisville, KY
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.